Articles tagged with Climate Change
The Greenland ice sheet has lost 3.8 trillion tonnes of ice since 1992, with the rate of ice loss increasing seven-fold over three decades. The study's findings show that the ice sheet is tracking the IPCC's high-end climate warming scenario, predicting 40 million people will be exposed to coastal flooding by 2100.
Carbon Hub aims to split hydrocarbons into hydrogen fuel and solid carbon materials, reducing emissions and creating a sustainable future. The initiative partners with companies to develop new technologies and deploy them efficiently.
A multi-wavelength lidar provides data on fine dust in the central Arctic during polar night, revealing several layers of dust from human sources and forest fires. The data indicate that the upper atmosphere is more polluted in winter than previously assumed.
Climate variability between 1996 and 2017 caused a significant decrease in county-level fishing employment in New England, with an estimated 16% decline. The study highlights the regional impact of climate change on fisheries and suggests that climate may influence fishing employment.
A new study warns that the world's remaining tropical glaciers will melt away in the next decade, with others following soon after. The glaciers, located between the Himalayas and Andes, are already showing rapid melting, with some losing up to 75% of their surface area since 2010.
Research finds that community reactions to extreme weather depend on political leanings and resources before the event. Discussion about climate change is more likely in Democratic-leaning communities or those with highly educated residents.
A new study warns that large-scale bioenergy projects can have a high carbon footprint and excessive land use, making them less viable in the long term. The authors recommend prioritizing cost-effective alternatives like waste-to-energy and carbon capture technologies to reduce reliance on land-intensive bioenergy.
Researchers at the University of Washington found that warmer temperatures can lead to higher concentrations of arsenic in rice grains. The study, presented at the American Geophysical Union's Fall Meeting, suggests that climate change could exacerbate the problem of arsenic-contaminated rice, posing a health risk to consumers.
A new analysis of a dataset of over 70,000 North American migratory birds found that body size decreased in all 52 species, with statistically significant declines in 49 species, while wing length increased in 40 species. The study suggests that warming temperatures may be causing these changes as an adaptation to climate change.
Researchers at NTNU discovered that wetting a polymer membrane with water enhances its CO2 capture capabilities. The material, known as TESET, is now being explored for large-scale gas separation technologies aimed at reducing climate change. Graphene oxide membranes are also part of the group's promising candidates.
A new study from Swansea University has found that well-oxygenated lake waters are a significant source of methane emissions to the atmosphere, challenging previous assessments. The research suggests that these emissions could account for over half of surface methane emissions in lakes larger than one square kilometer.
A new study reveals the Arctic has warmed by 0.75 degrees C in the last decade alone, with potential consequences including up to 7 degrees C warming for the Arctic and increased risk of extreme weather. The authors emphasize the need for near-term measures to reduce carbon emissions to slow high latitude warming.
Over 40 years of data show that migratory birds have been getting smaller as the climate warms. The birds' body masses, leg bone lengths, and overall body sizes all decreased, while their wingspans increased, likely linked to rising temperatures.
Researchers at Karlsruhe Institute of Technology (KIT) discover that subsiding air parcels from the Atlantic Ocean, rather than hot air from the Sahara, are responsible for extreme hot spells in central Europe. This finding has significant implications for developing early warning systems and improving forecasts.
Researchers at Colorado State University reveal that soil organic matter has two distinct components: particulate and mineral-associated organic matter, which differ in their origin, makeup, and persistence. Recognizing this diversity is essential for developing effective strategies to sequester carbon and promote soil health.
A recent study by researchers at SESYNC found no concrete evidence to attribute the effects of the Justinianic Plague to the pandemic. The team examined diverse datasets, including written sources, inscriptions, and pollen samples, but found that trends continued without change before and after the plague outbreak.
Researchers propose scaling up international initiatives to pool human and computational resources, accelerating climate modeling advancements. This approach aims to better understand regional climate systems, ultimately informing effective climate change mitigation strategies.
Researchers reestimated China's inland waterbodies using satellite images from 1984-2015, finding a 0.2-1.5 times increase in surface area and 0.3-1.5 times higher numbers of larger waterbodies than previous estimates.
A new modelling strategy is required to address challenges in understanding global warming, with a focus on reducing biases through physically based models. International initiatives are needed to co-develop modelling systems that exploit emerging technologies and exascale computing.
Researchers have found that Svalbard reindeer populations have recovered enough to recolonize virtually all non-glaciated areas in the archipelago. The population now numbers around 22,000, a significant increase from pre-hunting levels. Protection implemented in the 1920s has enabled the animals to thrive and expand their habitats.
A new study predicts that 80-83% of New Guinea's language areas will experience decreased plant species diversity by 2070 under a 2°Celsius warming scenario. The Science Advances Special Collection proposes climate-smart expansion of protected areas to account for biodiversity and cultural traditions.
More than half of identified climate tipping points are now active, threatening the Amazon rainforest and ice sheets of Antarctica and Greenland. The scientists call for urgent action to reduce greenhouse gas emissions to prevent key tipping points, warning of a worst-case scenario of a less habitable planet.
Researchers argue that climate change has a disproportionate impact on disabled populations, limiting access to knowledge and resources. The study highlights the need for urgent research into the intersection of disability rights and climate change.
The University of Tennessee Institute of Agriculture has partnered with The Nature Conservancy to manage its forested research properties under the highest standards for forest management. Through this partnership, UT will sell carbon credits to benefit society and fight climate change, while also promoting sustainable forestry practic...
The world's first 'Fisheries Index Insurance' scheme aims to protect Caribbean fishing communities from extreme weather events. However, policymakers must complement climate risk insurance with adaptations actions in coastal ecosystems to ensure its effectiveness.
A new study published today suggests that a combination of climate change and human activity led to the extinction of Australia's megafauna. The research analyzed fossil data, climate reconstructions, and archaeological information to test scenarios explaining regional variation in megafauna coexistence with humans.
A study published in Nature Climate Change found that climate change is altering the mix of species in oceans, with warm-water species rapidly increasing and cold-water marine species decreasing. This shift can disrupt fisheries and ocean food chains.
A new study found El Ninos have become more intense in the industrial age, with stronger events part of a climate pattern that is new and strange. The research used coral records spanning millennia to confirm this, showing industrial age ENSO swings are 25% stronger than pre-industrial records.
A growing digital connection to wildlife is crucial for securing broad public support for wildlife protection, according to a new study. Digital innovations such as fitness apps, live feeds, and virtual reality experiences are changing cultural relationships with wildlife.
A new study suggests that individuals involved in grassroots sustainability initiatives tend to have lower carbon footprints and report greater lifestyle satisfaction. Members of climate initiatives cut their total emissions by 16% while reporting a 11-13% increase in positive life assessments compared to non-members.
Research shows a 76% reduction in dengue transmission in Indonesia and similar declines in Brazil, highlighting the potential of Wolbachia-infected mosquitoes in reducing mosquito-borne diseases. The approach has several advantages over conventional methods, including minimal toxicity and cost-effectiveness.
A new study predicts that wildfires in Oregon's southern Blue Mountains will become more frequent and severe due to climate change. By the end of the century, high-elevation species may be replaced by more fire-resistant ones, leading to a less resilient landscape.
A new study suggests that global temperatures are causing the 'eternal ice' in the Sayan Mountains to melt faster than ever, threatening the livelihoods of traditional reindeer herders. This loss of cultural heritage could have long-lasting impacts on human knowledge and adaptation.
A new study found that nitrous oxide emissions have risen steadily since the mid-20th century, linked to increased nitrogen substrates released into the environment. The global rate of increase has been underestimated by current methods, and a global effort is needed to solve this problem.
A new Stanford-led study provides a framework for environmental education programs to maximize impact. The research highlights four key facets: focusing on locally relevant issues, collaborating with experts, incorporating action-oriented learning strategies, and measuring outcomes. By implementing these principles, citizens can make m...
New studies in Cell journal use Tara Oceans samples to assess plankton diversity, revealing a gradient of diversity along latitudes. Transcriptome study also explores microbial community gene expression and adaptations to environmental conditions.
Researchers developed an image-processing algorithm to analyze satellite images of arctic ice floes, revealing long-term ocean movement dynamics. The technique improves understanding of sea ice transport, its interactions with ocean currents, and the impact on climate change.
The Erythroxylum genus has been stigmatized due to its association with cocaine, but a new review article reveals its potential use in traditional medicine and modern medicine. The genus encompasses over 230 species, including E. coca, which has been used for thousands of years.
A recent study found that the ratio of carbon isotopes in tuna has declined substantially since 2000, indicating shifts in phytoplankton populations. This change may be linked to increased ocean stratification and fossil fuel carbon capture, which could impact the marine food web.
Researchers at the University of Arizona found that changes in rainfall patterns over the past 40 years have been insignificant in most places, with only some local areas showing significant changes. This suggests that scale matters and that climate change may not be the primary driver of migration from Central America.
A new study suggests that climate change played a role in the collapse of the Neo-Assyrian Empire by exacerbating agricultural productivity declines. The research used high-resolution paleoclimate records from northern Iraq to show that a megadrought may have encouraged invading armies and led to political unrest.
A study by University of California - Davis researchers found that giant kelp populations from different regions have distinct responses to climate change, with those from Southern California being more resilient to heat stress. The research also showed that ocean acidification did not negatively impact reproduction in some populations.
A new study has discovered a direct link between ancient groundwater changes and climate fluctuations over tens of thousands of years. The research, led by Penn State scientists, used advanced dating technology to analyze the mineral sphalerite and found that changes in groundwater levels correlated with movements in Earth's orbit.
A new Harvard study estimates climate and health benefits from renewable energy installation vary greatly by country. The study suggests that companies, investors, and policymakers can use this framework to make strategic decisions around achieving sustainable development goals.
The research found that cryptocurrency mining is associated with worse air quality and increased CO2 emissions, impacting communities nationwide. The study estimates that in 2018, every $1 of Bitcoin value created was responsible for $0.49 in health and climate damages.
A study from 1900 to 2018 found that hurricanes have become more damaging over time. The researchers developed a method to compare the impact of hurricanes across centuries and found that storms with high land area destruction increased in frequency faster than moderately damaging storms.
A recent study analyzed climate change impacts on grain price anomalies in the NCP during 1736-1850. Grain prices increased significantly with climatic transition, and were negatively correlated with precipitation levels.
A study published in Scientific Reports has uncovered the role of FLC gene expression in regulating flowering time in B. rapa, a crucial trait for efficient cultivation under changing climate conditions. The research found that higher BrFLC gene expression is essential for inhibiting flowering in the absence of cold exposure.
A new study found that eroding permafrost coastlines in the Arctic can release significant quantities of carbon dioxide, potentially exacerbating climate change. The research simulated erosion effects in a lab experiment and found CO2 was released as rapidly from thawing permafrost in seawater as it is from thawing permafrost on land.
Concordia research reveals climate change will boost hydropower production in Quebec and Ontario, but reduce it in the west. The study analyzed historical data from local climate stations across Canada and established robust statistical relationships with hydropower production in 10 provinces.
A new study suggests that emperor penguins in Antarctica are likely to decline by 86% by 2100 due to sea ice loss, with only a 5% chance of survival under the 1.5 degree Celsius scenario. The 'business as usual' scenario is even more dire, with nearly complete colony loss and extinction imminent.
A new study reveals that human impacts have greatly reduced plant-fungus symbioses, which play a key role in sequestering carbon in soils. Restoring these ecosystems could help alleviate anthropogenic soil carbon losses and ameliorate increases in atmospheric greenhouse gases.
Researchers argue that incorporating sex and gender into scientific studies can improve experiments, reduce bias, and lead to new discoveries. Examples include advancements in climate change research, facial recognition systems, and social robots. The goal is to increase transparency and promote inclusion in research.
A coalition of scientists argues that too little action has been taken to curb climate change, citing 'profoundly troubling signs' from human activities. The authors propose six key objectives to alleviate climate change, including energy sector reform and a carbon-free economy.
A study by NRRI scientist Chris Filstrup found that the evenness of species distribution is a stronger signal of ecosystem function than species richness. This discovery has implications for conservation practices and understanding biodiversity loss impacts, especially in the face of climate change stress.
A new study by Ohio State University and Yale University estimates that deforestation contributes only 7% of manmade net carbon emissions, down from previous estimates of 27%. The research also highlights the importance of forest management in reducing carbon emissions.
A new study warns that current Paris Agreement pledges would cause 20 cm of sea-level rise by 2300, with just five countries - China, USA, EU, India, and Russia - responsible for half the impact. To avoid this, governments must significantly scale up emission reduction efforts.
Researchers have developed an artificial leaf that converts carbon dioxide into methanol, reducing greenhouse gas emissions and providing a sustainable alternative fuel. The technology uses cuprous oxide as a catalyst, mimicking photosynthesis in plants.
Satellites are now essential for monitoring ocean carbon levels, which helps slow climate change. The new study highlights the potential of increased satellite exploitation to fill critical knowledge gaps in ocean monitoring.
Climate change is projected to cause a dramatic decline in rice yields, potentially devastating global food supplies. The crop's sensitivity to soil arsenic, exacerbated by increased temperatures and irrigation with high-arsenic water, will lead to twice the normal amount of toxic arsenic in rice.